The Nissan Murano is a mid-size crossover SUV first manufactured by Nissan in December 2002 and sold as a 2003 model. The first generation Nissan Murano was powered by a 3.5 litre 245 bhp V6 engine.

The following article discuss about the 2004 Nissan Murano Z50 starting, charging system service and troubleshooting procedures. This article covers topics on how to handle battery (including preventing over-discharge methods, electrolyte level check, specific gravity check, and charging battery), trouble diagnosis with battery/charging/starting system tester, starting system description, starting system wiring diagram, charging system description, charging system wiring diagram, service data and specification of battery/starter/alternator.

The Murano alternator provides DC voltage to operate the vehicle’s electrical system and to keep the battery charged. The voltage output is controlled by the IC regulator. Power is supplied at all times through 10A fuse (No. 33, located in the fuse and fusible link block) and to alternator terminal 4 (“S” terminal). “B” terminal supplies power to charge the battery and operate the vehicle’s electrical system. Output voltage is controlled by the IC regulator at terminal 4 (“S” terminal) detecting the input voltage. The alternator is grounded to the engine block.

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